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;; register that this server may come online (first to register goes though with the process)
(define (tasks:server-set-available mdb run-id)
(sqlite3:execute
mdb
"INSERT INTO servers (pid,hostname,port,pubport,start_time, priority,state,mt_version,heartbeat, interface,transport,run_id)
VALUES(?, ?, ?, ?, strftime('%s','now'), ?, ?, ?,-1,?, ?, ?);"
(current-process-id) ;; pid
(get-host-name) ;; hostname
-1 ;; port
-1 ;; pubport
(random 1000) ;; priority (used a tiebreaker on get-available)
"available" ;; state
(common:version-signature) ;; mt_version
-1 ;; interface
"http" ;; transport
run-id
))
(define (tasks:num-in-available-state mdb run-id)
(let ((res 0))
(sqlite3:for-each-row
(lambda (num-in-queue)
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;; register that this server may come online (first to register goes though with the process)
(define (tasks:server-set-available mdb run-id)
(sqlite3:execute
mdb
"INSERT INTO servers (pid,hostname,port,pubport,start_time, priority,state,mt_version,heartbeat, interface,transport,run_id)
VALUES(?, ?, ?, ?, strftime('%s','now'), ?, ?, ?,-1,?, ?, ?);"
(current-process-id) ;; pid
(get-host-name) ;; hostname
-1 ;; port
-1 ;; pubport
(random 1000) ;; priority (used a tiebreaker on get-available)
"available" ;; state
(common:version-signature) ;; mt_version
-1 ;; interface
;; (conc (server:get-transport)) ;; transport
(conc *transport-type*) ;; transport
run-id
))
(define (tasks:num-in-available-state mdb run-id)
(let ((res 0))
(sqlite3:for-each-row
(lambda (num-in-queue)
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(define (tasks:need-server run-id)
(let ((forced (configf:lookup *configdat* "server" "required"))
(maxqry (cdr (rmt:get-max-query-average run-id)))
(threshold (string->number (or (configf:lookup *configdat* "server" "server-query-threshold") "10"))))
(cond
(forced
(if (common:low-noise-print 60 run-id "server required is set")
(debug:print-info 0 "Server required is set, starting server."))
#t)
((> maxqry threshold)
(if (common:low-noise-print 60 run-id "Max query time execeeded")
(debug:print-info 0 "Max avg query time of " maxqry "ms exceeds limit of " threshold "ms, starting server."))
#t)
(else
#f))))
;; try to start a server and wait for it to be available
;;
(define (tasks:start-and-wait-for-server tdbdat run-id delay-max-tries)
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(define (tasks:need-server run-id)
(let ((forced (configf:lookup *configdat* "server" "required"))
(maxqry (cdr (rmt:get-max-query-average run-id)))
(threshold (string->number (or (configf:lookup *configdat* "server" "server-query-threshold") "10"))))
(cond
(forced
(if (common:low-noise-print 60 run-id "server required is set")
(debug:print-info 0 "Server required is set, starting server for run-id " run-id "."))
#t)
((> maxqry threshold)
(if (common:low-noise-print 60 run-id "Max query time execeeded")
(debug:print-info 0 "Max avg query time of " maxqry "ms exceeds limit of " threshold "ms, server needed for run-id " run-id "."))
#t)
(else
#f))))
;; try to start a server and wait for it to be available
;;
(define (tasks:start-and-wait-for-server tdbdat run-id delay-max-tries)
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